This paper derives the motion property equation for Ravigneaux planetary transmission.
本文推导了拉维娜式行星齿轮变速器的运动特性方程。
这是一个行星模型。
What are the values of a planetary culture?
究竟什么才是普适于整个星球的文化价值？
Eventually, our planetary rotational change will pretty much cease.
最终，我们星球的转动速度也会几近停止。
John Grant is a planetary scientist with the Smithsonian Institution.
约翰·格兰特(John Grant)是史密森尼学会的一名行星科学家。
It is, after all, a planetary emergency.
毕竟，这是一个事关星球的紧急情况。
High torque, low noise, planetary gear motor.
大力矩，低噪音，行星齿轮减速电机。
He formulated the theory of planetary movement.
他系统阐述了行星运动理论。
Only planetary scale transients come into this category.
只有行星尺度的瞬时波属于这一类。
The process of planetary evolution is orderly and controlled.
行星进化的过程是有秩序和受控制的。
Think of an overheated car; now imagine that on a planetary scale.
想想过热的汽车，现在想象全球范围的过热情况。
You can measure the quality and quantity of a given planetary influence.
可以从“质”和“量”两方面权衡某一特定的行星影响。
In our planetary system the earth and other planets move around the sun.
在我们的行星系中，地球与其他的行星都绕着太阳运动。
The type analysis of the cycloid steel ball planetary transmission is made.
对摆线钢球行星传动进行了较全面的类型分析。
It is always a significant object to study the orographic effect on the planetary atmosphere.
行星大气中地形效应的研究一直是人们十分重视的问题。
Modern design method of the running mechanism of planetary wheel is introduced in this article.
介绍了行星轮式行走机构的设计。
The transmission theory of the two teeth difference cycloid gearing planetary drive is analysed.
本文分析了二齿差摆线针轮行星传动的啮合原理和强度计算方法。
But it forever raisedthediscussion of resources and human activity to the necessary planetary scale.
不过，它永久性地把有关资源和人类活动的讨论提升到了必要的全球范围。
我特迷《行星》。
This is the website of the Planetary Society.
这是行星协会的网站。
Planetary motion is also a result of gravitation.
行星的运动也是引力的结果。
The first Planetary Cycle began before you were even born.
第一个行星周期开始于你出生之前。
Planetary perturbations make the earth's orbit about the sun irregular.
行星的摄动使得地球绕太阳的轨道是不规则的。
They report the findings in the journal Earth and Planetary Science Letters.
他们把这一发现发表在杂志《地球和行星科学通讯》上。
Planetary drive with double trochoid and free rollers is a new type of drive.
双摆线滚子行星传动是一种新型的传动装置。
Planetary drive with double trochoid and free rollers is a new type of drive.
双摆线滚子行星传动是一种新型的传动装置。
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